qemu_pci_serial device locking/sync

2025-11-24 22:29:32 +01:00
parent 80a29d8ff6
commit cc2b96f37a
3 changed files with 83 additions and 2 deletions
--- a/share/errors.h
+++ b/share/errors.h
@ -17,6 +17,8 @@
 #define E_SPAWNERROR       -13
 #define E_NOTYET           -14
 #define E_MOUNTERR         -15
+#define E_DEVLOCKED        -16
+#define E_DEVNOTYOURLOCK   -17

 #if !defined(__ASSEMBLER__)

@ -38,6 +40,8 @@ static const char *_ERROR_STRINGS[] = {
  "Process spawn error",
  "Data isn't ready yet",
  "File system mount error",
+  "This device is locked",
+  "Device is hasn't been locked by this process",
 };

 #define ERRSTRING_INDEX(ioh) ((size_t)((ioh) < 0 ? (ioh) * (-1) : (ioh)))